package com.atguigu.cart.vo;

import lombok.Data;

import java.math.BigDecimal;
import java.util.List;
public class Cart {
    List<CartItem> items;
    private Integer countNum ;
    private Integer countType ;
    private BigDecimal totalAmount ;
    private BigDecimal reduce =  new BigDecimal("0.00");

    public List<CartItem> getItems() {
        return items;
    }

    public void setItems(List<CartItem> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count = 0;
        if(items!=null && items.size()>0){
            for(CartItem item:items){
                count+=item.getCount();
            }
        }
        return count;
    }

    public Integer getCountType() {
        int count = 0;
        if(items!=null && items.size()>0){
            for(CartItem item:items){
                count+=1;
            }
        }
        return count;
    }

    public BigDecimal getTotalAmount() {
        BigDecimal amount = new BigDecimal("0");
        if(items!=null && items.size()>0){
            for(CartItem item:items){
                if(item.getCheck()){
                    BigDecimal totalPrice = item.getTotalPrice();
                    amount = amount.add(totalPrice);
                }
            }
        }
//        减去优惠总价
        BigDecimal subtract = amount.subtract(getReduce());
        return subtract;
    }
    public BigDecimal getReduce() {
        return reduce;
    }

    public void setReduce(BigDecimal reduce) {
        this.reduce = reduce;
    }
}
